From fd43fe19b830d6cd0eba08a6c6a5f71a6bd9c1b0 Mon Sep 17 00:00:00 2001
From: Chris Zankel <czankel@tensilica.com>
Date: Sun, 10 Dec 2006 02:18:47 -0800
Subject: [PATCH] xtensa: fix irq and misc fixes

Update the architecture specific interrupt handling code for Xtensa to support
the new API.  Use generic BUG macros in bug.h, and some minor fixes.

Signed-off-by: Chris Zankel <chris@zankel.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 include/asm-xtensa/bug.h                        | 25 +------------------------
 include/asm-xtensa/byteorder.h                  |  4 ++--
 include/asm-xtensa/irq_regs.h                   |  1 +
 include/asm-xtensa/unistd.h                     |  3 +++
 include/asm-xtensa/xtensa/config-linux_be/tie.h |  2 +-
 5 files changed, 8 insertions(+), 27 deletions(-)
 create mode 100644 include/asm-xtensa/irq_regs.h

(limited to 'include/asm-xtensa')

diff --git a/include/asm-xtensa/bug.h b/include/asm-xtensa/bug.h
index 56703659b20..3e52d72712f 100644
--- a/include/asm-xtensa/bug.h
+++ b/include/asm-xtensa/bug.h
@@ -13,29 +13,6 @@
 #ifndef _XTENSA_BUG_H
 #define _XTENSA_BUG_H
 
-#include <linux/stringify.h>
-
-#define ILL	__asm__ __volatile__ (".byte 0,0,0\n")
-
-#ifdef CONFIG_KALLSYMS
-# define BUG() do {							\
-	printk("kernel BUG at %s:%d!\n", __FILE__, __LINE__);		\
-	ILL;								\
-} while (0)
-#else
-# define BUG() do {							\
-	printk("kernel BUG!\n");					\
-      	ILL;								\
-} while (0)
-#endif
-
-#define BUG_ON(condition) do { if (unlikely((condition)!=0)) BUG(); } while(0)
-#define PAGE_BUG(page) do {  BUG(); } while (0)
-#define WARN_ON(condition) do {						   \
-  if (unlikely((condition)!=0)) {					   \
-    printk ("Warning in %s at %s:%d\n", __FUNCTION__, __FILE__, __LINE__); \
-      dump_stack();							   \
-  }									   \
-} while (0)
+#include <asm-generic/bug.h>
 
 #endif	/* _XTENSA_BUG_H */
diff --git a/include/asm-xtensa/byteorder.h b/include/asm-xtensa/byteorder.h
index 0b1552569aa..0ba72ddbf88 100644
--- a/include/asm-xtensa/byteorder.h
+++ b/include/asm-xtensa/byteorder.h
@@ -14,7 +14,7 @@
 #include <asm/processor.h>
 #include <asm/types.h>
 
-static __inline__ __const__ __u32 ___arch__swab32(__u32 x)
+static __inline__ __attribute_const__ __u32 ___arch__swab32(__u32 x)
 {
     __u32 res;
     /* instruction sequence from Xtensa ISA release 2/2000 */
@@ -29,7 +29,7 @@ static __inline__ __const__ __u32 ___arch__swab32(__u32 x)
     return res;
 }
 
-static __inline__ __const__ __u16 ___arch__swab16(__u16 x)
+static __inline__ __attribute_const__ __u16 ___arch__swab16(__u16 x)
 {
     /* Given that 'short' values are signed (i.e., can be negative),
      * we cannot assume that the upper 16-bits of the register are
diff --git a/include/asm-xtensa/irq_regs.h b/include/asm-xtensa/irq_regs.h
new file mode 100644
index 00000000000..3dd9c0b7027
--- /dev/null
+++ b/include/asm-xtensa/irq_regs.h
@@ -0,0 +1 @@
+#include <asm-generic/irq_regs.h>
diff --git a/include/asm-xtensa/unistd.h b/include/asm-xtensa/unistd.h
index 2e1a1b997e7..15b0932523d 100644
--- a/include/asm-xtensa/unistd.h
+++ b/include/asm-xtensa/unistd.h
@@ -218,6 +218,8 @@
 
 #define SYSXTENSA_COUNT		   5	/* count of syscall0 functions*/
 
+#ifdef __KERNEL__
+
 /*
  * "Conditional" syscalls
  *
@@ -230,6 +232,7 @@
 #define __ARCH_WANT_SYS_UTIME
 #define __ARCH_WANT_SYS_LLSEEK
 #define __ARCH_WANT_SYS_RT_SIGACTION
+
 #endif /* __KERNEL__ */
 
 #endif	/* _XTENSA_UNISTD_H */
diff --git a/include/asm-xtensa/xtensa/config-linux_be/tie.h b/include/asm-xtensa/xtensa/config-linux_be/tie.h
index 3c2e514602f..07c6d1ca458 100644
--- a/include/asm-xtensa/xtensa/config-linux_be/tie.h
+++ b/include/asm-xtensa/xtensa/config-linux_be/tie.h
@@ -115,7 +115,7 @@
 /* ... */
 
 
-#ifdef _ASMLANGUAGE
+#ifdef __ASSEMBLER__
 /*
  *  Assembly-language specific definitions (assembly macros, etc.).
  */
-- 
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